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Repair & Restoration

911 (nine-eleven) Design is a full-service Porsche® repair and restoration facility located in the city of Montclair, CA, a suburb of Southern California. In addition to offering standard service, repair and restoration for all Porsche® models, we are known for and specialize in custom fabrication, design and performance upgrades. All of our services are vertically integrated which means we keep all repair, fabrication and auto-body in-house.